1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.314 2004/07/14 14:15:56 sakharuk Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: #
29: package Apache::lonprintout;
30:
31: use strict;
32: use Apache::Constants qw(:common :http);
33: use Apache::lonxml;
34: use Apache::lonnet;
35: use Apache::loncommon;
36: use Apache::inputtags;
37: use Apache::grades;
38: use Apache::edit;
39: use Apache::File();
40: use Apache::lonnavmaps;
41: use Apache::lonratedt;
42: use POSIX qw(strftime);
43: use Apache::lonlocal;
44: use GDBM_File;
45:
46:
47: my %hash;
48: my $LaTeXwidth = 0;
49:
50:
51: sub latex_header_footer_remove {
52: my $text = shift;
53: $text =~ s/\\end{document}//;
54: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
55: return $text;
56: }
57:
58:
59: sub character_chart {
60: my $result = shift;
61: $result =~ s/&\#0?0?(7|9);//g;
62: $result =~ s/&\#0?(10|13);//g;
63: $result =~ s/&\#0?32;/ /g;
64: $result =~ s/&\#0?33;/!/g;
65: $result =~ s/&(\#0?34|quot);/\"/g;
66: $result =~ s/&\#0?35;/\\\#/g;
67: $result =~ s/&\#0?36;/\\\$/g;
68: $result =~ s/&\#0?37;/\\%/g;
69: $result =~ s/&(\#0?38|amp);/\\&/g;
70: $result =~ s/&\#(0?39|146);/\'/g;
71: $result =~ s/&\#0?40;/(/g;
72: $result =~ s/&\#0?41;/)/g;
73: $result =~ s/&\#0?42;/\*/g;
74: $result =~ s/&\#0?43;/\+/g;
75: $result =~ s/&\#(0?44|130);/,/g;
76: $result =~ s/&\#0?45;/-/g;
77: $result =~ s/&\#0?46;/\./g;
78: $result =~ s/&\#0?47;/\//g;
79: $result =~ s/&\#0?48;/0/g;
80: $result =~ s/&\#0?49;/1/g;
81: $result =~ s/&\#0?50;/2/g;
82: $result =~ s/&\#0?51;/3/g;
83: $result =~ s/&\#0?52;/4/g;
84: $result =~ s/&\#0?53;/5/g;
85: $result =~ s/&\#0?54;/6/g;
86: $result =~ s/&\#0?55;/7/g;
87: $result =~ s/&\#0?56;/8/g;
88: $result =~ s/&\#0?57;/9/g;
89: $result =~ s/&\#0?58;/:/g;
90: $result =~ s/&\#0?59;/;/g;
91: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
92: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
93: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
94: $result =~ s/&\#0?63;/\?/g;
95: $result =~ s/&\#0?65;/A/g;
96: $result =~ s/&\#0?66;/B/g;
97: $result =~ s/&\#0?67;/C/g;
98: $result =~ s/&\#0?68;/D/g;
99: $result =~ s/&\#0?69;/E/g;
100: $result =~ s/&\#0?70;/F/g;
101: $result =~ s/&\#0?71;/G/g;
102: $result =~ s/&\#0?72;/H/g;
103: $result =~ s/&\#0?73;/I/g;
104: $result =~ s/&\#0?74;/J/g;
105: $result =~ s/&\#0?75;/K/g;
106: $result =~ s/&\#0?76;/L/g;
107: $result =~ s/&\#0?77;/M/g;
108: $result =~ s/&\#0?78;/N/g;
109: $result =~ s/&\#0?79;/O/g;
110: $result =~ s/&\#0?80;/P/g;
111: $result =~ s/&\#0?81;/Q/g;
112: $result =~ s/&\#0?82;/R/g;
113: $result =~ s/&\#0?83;/S/g;
114: $result =~ s/&\#0?84;/T/g;
115: $result =~ s/&\#0?85;/U/g;
116: $result =~ s/&\#0?86;/V/g;
117: $result =~ s/&\#0?87;/W/g;
118: $result =~ s/&\#0?88;/X/g;
119: $result =~ s/&\#0?89;/Y/g;
120: $result =~ s/&\#0?90;/Z/g;
121: $result =~ s/&\#0?91;/[/g;
122: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
123: $result =~ s/&\#0?93;/]/g;
124: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
125: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
126: $result =~ s/&\#(0?96|145);/\`/g;
127: $result =~ s/&\#0?97;/a/g;
128: $result =~ s/&\#0?98;/b/g;
129: $result =~ s/&\#0?99;/c/g;
130: $result =~ s/&\#100;/d/g;
131: $result =~ s/&\#101;/e/g;
132: $result =~ s/&\#102;/f/g;
133: $result =~ s/&\#103;/g/g;
134: $result =~ s/&\#104;/h/g;
135: $result =~ s/&\#105;/i/g;
136: $result =~ s/&\#106;/j/g;
137: $result =~ s/&\#107;/k/g;
138: $result =~ s/&\#108;/l/g;
139: $result =~ s/&\#109;/m/g;
140: $result =~ s/&\#110;/n/g;
141: $result =~ s/&\#111;/o/g;
142: $result =~ s/&\#112;/p/g;
143: $result =~ s/&\#113;/q/g;
144: $result =~ s/&\#114;/r/g;
145: $result =~ s/&\#115;/s/g;
146: $result =~ s/&\#116;/t/g;
147: $result =~ s/&\#117;/u/g;
148: $result =~ s/&\#118;/v/g;
149: $result =~ s/&\#119;/w/g;
150: $result =~ s/&\#120;/x/g;
151: $result =~ s/&\#121;/y/g;
152: $result =~ s/&\#122;/z/g;
153: $result =~ s/&\#123;/\\{/g;
154: $result =~ s/&\#124;/\|/g;
155: $result =~ s/&\#125;/\\}/g;
156: $result =~ s/&\#126;/\~/g;
157: $result =~ s/&\#131;/\\textflorin /g;
158: $result =~ s/&\#132;/\"/g;
159: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
160: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
161: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
162: $result =~ s/&\#137;/\\textperthousand /g;
163: $result =~ s/&\#140;/{\\OE}/g;
164: $result =~ s/&\#147;/\`\`/g;
165: $result =~ s/&\#148;/\'\'/g;
166: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
167: $result =~ s/&\#150;/--/g;
168: $result =~ s/&\#151;/---/g;
169: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
170: $result =~ s/&\#153;/\\texttrademark /g;
171: $result =~ s/&\#156;/\\oe/g;
172: $result =~ s/&\#159;/\\\"Y/g;
173: $result =~ s/&(\#160|nbsp);/~/g;
174: $result =~ s/&(\#161|iexcl);/!\`/g;
175: $result =~ s/&(\#162|cent);/\\textcent /g;
176: $result =~ s/&(\#163|pound);/\\pounds /g;
177: $result =~ s/&(\#164|curren);/\\textcurrency /g;
178: $result =~ s/&(\#165|yen);/\\textyen /g;
179: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
180: $result =~ s/&(\#167|sect);/\\textsection /g;
181: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
182: $result =~ s/&(\#169|copy);/\\copyright /g;
183: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
184: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
185: $result =~ s/&(\#173|shy);/ - /g;
186: $result =~ s/&(\#174|reg);/\\textregistered /g;
187: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
188: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
189: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
190: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
191: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
192: $result =~ s/&(\#180|acute);/\\textacute /g;
193: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
194: $result =~ s/&(\#182|para);/\\P/g;
195: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
196: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
197: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
198: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
199: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
200: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
201: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
202: $result =~ s/&(\#191|iquest);/?\`/g;
203: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
204: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
205: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
206: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
207: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
208: $result =~ s/&(\#197|Aring);/{\\AA}/g;
209: $result =~ s/&(\#198|AElig);/{\\AE}/g;
210: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
211: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
212: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
213: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
214: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
215: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
216: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
217: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
218: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
219: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
220: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
221: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
222: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
223: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
224: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
225: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
226: $result =~ s/&(\#216|Oslash);/{\\O}/g;
227: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
228: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
229: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
230: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
231: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
232: $result =~ s/&(\#223|szlig);/\\ss/g;
233: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
234: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
235: $result =~ s/&(\#226|acirc);/\\^{a}/g;
236: $result =~ s/&(\#227|atilde);/\\~{a}/g;
237: $result =~ s/&(\#228|auml);/\\\"{a}/g;
238: $result =~ s/&(\#229|aring);/{\\aa}/g;
239: $result =~ s/&(\#230|aelig);/{\\ae}/g;
240: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
241: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
242: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
243: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
244: $result =~ s/&(\#235|euml);/\\\"{e}/g;
245: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
246: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
247: $result =~ s/&(\#238|icirc);/\\^{i}/g;
248: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
249: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
250: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
251: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
252: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
253: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
254: $result =~ s/&(\#245|otilde);/\\~{o}/g;
255: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
256: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
257: $result =~ s/&(\#248|oslash);/{\\o}/g;
258: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
259: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
260: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
261: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
262: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
263: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
264: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
265: #Greek Alphabet
266: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
267: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
268: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
269: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
270: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
271: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
272: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
273: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
274: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
275: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
276: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
277: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
278: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
279: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
280: $result =~ s/&(omicron|\#959);/o/g;
281: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
282: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
283: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
284: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
285: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
286: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
287: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
288: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
289: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
290: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
291: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
292: $result =~ s/&(Alpha|\#913);/A/g;
293: $result =~ s/&(Beta|\#914);/B/g;
294: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
295: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
296: $result =~ s/&(Epsilon|\#917);/E/g;
297: $result =~ s/&(Zeta|\#918);/Z/g;
298: $result =~ s/&(Eta|\#919);/H/g;
299: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
300: $result =~ s/&(Iota|\#921);/I/g;
301: $result =~ s/&(Kappa|\#922);/K/g;
302: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
303: $result =~ s/&(Mu|\#924);/M/g;
304: $result =~ s/&(Nu|\#925);/N/g;
305: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
306: $result =~ s/&(Omicron|\#927);/O/g;
307: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
308: $result =~ s/&(Rho|\#929);/P/g;
309: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
310: $result =~ s/&(Tau|\#932);/T/g;
311: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
312: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
313: $result =~ s/&(Chi|\#935);/X/g;
314: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
315: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
316: #Arrows (extended HTML 4.01)
317: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
318: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
319: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
320: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
321: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
322: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
323: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
324: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
325: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
326: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
327: #Mathematical Operators (extended HTML 4.01)
328: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
329: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
330: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
331: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
332: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
333: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
334: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
335: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
336: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
337: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
338: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
339: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
340: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
341: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
342: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
343: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
344: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
345: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
346: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
347: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
348: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
349: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
350: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
351: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
352: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
353: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
354: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
355: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
356: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
357: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
358: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
359: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
360: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
361: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
362: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
363: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
364: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
365: #Geometric Shapes (extended HTML 4.01)
366: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
367: #Miscellaneous Symbols (extended HTML 4.01)
368: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
369: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
370: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
371: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
372: return $result;
373: }
374:
375:
376: sub page_format {
377: #
378: #Correspondence between $papersize variable and real paper format:
379: # 0 - "Letter [8 1/2x11 in]"
380: # 1 - "Legal [8 1/2x14 in]"
381: # 2 - "Ledger/Tabloid [11x17 in]"
382: # 3 - "Executive [7 1/2x10 in]"
383: # 4 - "A2 [420x594 mm]"
384: # 5 - "A3 [297x420 mm]"
385: # 6 - "A4 [210x297 mm]"
386: # 7 - "A5 [148x210 mm]"
387: # 8 - "A6 [105x148 mm]"
388: #
389: my ($papersize,$layout,$numberofcolumns) = @_;
390: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0);
391: if ($papersize eq '0') {
392: if ($layout eq 'book') {
393: if ($numberofcolumns == 1) {
394: $textwidth = '7.1 in'; #'18 cm';
395: $textheight = '10.2 in'; #'25.9 cm';
396: $oddoffset = '-0.57 in';
397: $evenoffset = '-0.57 in';
398: } elsif ($numberofcolumns == 2) {
399: $textwidth = '3.66 in'; #'93 mm';
400: $textheight = '10.2 in'; #'25.9 cm';
401: $oddoffset = '-0.57 in';
402: $evenoffset = '-0.57 in';
403: }
404: } elsif ($layout eq 'album') {
405: if ($numberofcolumns eq '1') {
406: $textwidth = '8.8 in';
407: $textheight = '6.8 in';
408: $oddoffset = '-40 pt';
409: $evenoffset = '-60 pt';
410: } elsif ($numberofcolumns == 2) {
411: $textwidth = '4.4 in';
412: $textheight = '6.8 in';
413: $oddoffset = '-0.5 in';
414: $evenoffset = '-1.5 in';
415: $topmargin = '3.5 in';
416: }
417: }
418: # } elsif($papersize eq '1') {
419: # } elsif($papersize eq '2') {
420: # } elsif($papersize eq '3'/) {
421: } elsif($papersize eq '6') {
422: if ($layout eq 'book') {
423: if ($numberofcolumns == 1) {
424: $textwidth = '176 mm';
425: $textheight = '254 mm';
426: $oddoffset = '-0.57 in';
427: $evenoffset = '-0.57 in';
428: } elsif ($numberofcolumns == 2) {
429: $textwidth = '91 mm';
430: $textheight = '254 mm';
431: $oddoffset = '-0.57 in';
432: $evenoffset = '-0.57 in';
433: }
434: } elsif ($layout eq 'album') {
435: if ($numberofcolumns eq '1') {
436: $textwidth = '8.5 in';
437: $textheight = '7.7 in';
438: $oddoffset = '-40 pt';
439: $evenoffset = '-60 pt';
440: } elsif ($numberofcolumns == 2) {
441: $textwidth = '3.9 in';
442: $textheight = '7.7 in';
443: $oddoffset = '-40 pt';
444: $evenoffset = '-60 pt';
445: }
446: }
447: # } elsif($papersize eq '5') {
448: # } elsif($papersize eq '4') {
449: # } elsif($papersize eq '7') {
450: # } elsif($papersize eq '8') {
451: }
452: return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin;
453: }
454:
455:
456: sub get_name {
457: my ($uname,$udom)=@_;
458: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
459: if (!defined($udom)) { $udom=$ENV{'user.domain'}; }
460: my $plainname=&Apache::loncommon::plainname($uname,$udom);
461: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
462: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
463: return $plainname;
464: }
465:
466: sub get_course {
467: my $courseidinfo;
468: if (defined($ENV{'request.course.id'})) {
469: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');
470: }
471: return $courseidinfo;
472: }
473:
474: sub page_format_transformation {
475: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
476: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
477: if ($selectionmade eq '4') {
478: $assignment='Problems from the Whole Course';
479: } else {
480: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
481: }
482: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
483: my $name = &get_name();
484: my $courseidinfo = &get_course();
485: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
486: if ($layout eq 'album') {
487: my $topmargintoinsert = '';
488: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
489: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /;
490: } elsif ($layout eq 'book') {
491: if ($choice ne 'All class print') {
492: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
493: } else {
494: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /;
495: }
496: }
497: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
498: if ($indexlist eq 'yes') {
499: $text=~s/(\\begin{document})/\\makeindex $1/;
500: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
501: }
502: return $text;
503: }
504:
505:
506: sub page_cleanup {
507: my $result = shift;
508:
509: $result =~ m/\\end{document}(\d*)$/;
510: my $number_of_columns = $1;
511: my $insert = '{';
512: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
513: $insert .= '}';
514: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
515: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
516: return $result,$number_of_columns;
517: }
518:
519:
520: sub details_for_menu {
521:
522: my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'});
523: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
524: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
525: $map=&Apache::lonnet::clutter($map);
526: my $name_of_sequence = &Apache::lonnet::gettitle($map);
527: if ($name_of_sequence =~ /^\s*$/) {
528: $map =~ m|([^/]+)$|;
529: $name_of_sequence = $1;
530: }
531: my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});
532: if ($name_of_map =~ /^\s*$/) {
533: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
534: $name_of_map = $1;
535: }
536: return ($name_of_resourse,$name_of_sequence,$name_of_map);
537:
538: }
539:
540:
541: sub latex_corrections {
542:
543: my ($number_of_columns,$result) = @_;
544:
545: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
546: $result =~ s/\$number_of_columns/$number_of_columns/g;
547: $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
548: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
549: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
550: #-- LaTeX corrections
551: my $first_comment = index($result,'<!--',0);
552: while ($first_comment != -1) {
553: my $end_comment = index($result,'-->',$first_comment);
554: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
555: $first_comment = index($result,'<!--',$first_comment);
556: }
557: $result =~ s/^\s+$//gm; #remove empty lines
558: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
559: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
560: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
561: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
562: $result =~ s/\\\\\s+\[/ \[/g;
563: #conversion of html characters to LaTeX equivalents
564: if ($result =~ m/&(\w+|#\d+);/) {
565: $result = &character_chart($result);
566: }
567: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
568: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
569:
570: return $result;
571: }
572:
573:
574: sub index_table {
575: my $currentURL = shift;
576: my $insex_string='';
577: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
578: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
579: return $insex_string;
580: }
581:
582:
583: sub IndexCreation {
584: my ($texversion,$currentURL)=@_;
585: my @key_words=split(/,/,&index_table($currentURL));
586: my $chunk='';
587: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
588: if ($st>0) {
589: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
590: $chunk=substr($texversion,0,$st+1);
591: substr($texversion,0,$st+1)=' ';
592: }
593: foreach my $key_word (@key_words) {
594: if ($key_word=~/\S+/) {
595: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
596: }
597: }
598: if ($st>0) {substr($texversion,0,1)=$chunk;}
599: return $texversion;
600: }
601:
602: sub print_latex_header {
603: my $mode=shift;
604: my $output='\documentclass[letterpaper]{article}';
605: if ($mode eq 'batchmode') {
606: $output.='\batchmode';
607: }
608: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'.
609: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'.
610: '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'.
611: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'.
612: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'.
613: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'.
614: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'.
615: '\setlength{\abovedisplayshortskip}{-0.04in}'.
616: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'.
617: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'.
618: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'.
619: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'.
620: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'.
621: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'.
622: '\setlength{\abovedisplayshortskip}{-0.04in}'.
623: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}';
624: return $output;
625: }
626:
627: sub path_to_problem {
628: my ($urlp,$LaTeXwidth)=@_;
629: my $newurlp = '';
630: $LaTeXwidth=~s/\s*mm\s*$//;
631: my $HowMany = length($urlp)*2;
632: if ($HowMany > $LaTeXwidth) {
633: my @temporrary = split '/',$urlp;
634: my $HowManyNew = 0;
635: for (my $ii=0;$ii<=$#temporrary;$ii++) {
636: if ($temporrary[$ii] ne '') {
637: $HowManyNew += length($temporrary[$ii])*2;
638: if ($HowManyNew < $LaTeXwidth ) {
639: $newurlp .= '/'.$temporrary[$ii];
640: } else {
641: $HowManyNew = 0;
642: $newurlp .= '|\vskip -1 mm \noindent \verb|';
643: $ii--;
644: }
645: }
646: }
647: } else {
648: $newurlp=$urlp;
649: }
650: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
651: }
652:
653: sub recalcto_mm {
654: my $textwidth=shift;
655: my $LaTeXwidth;
656: if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
657: $LaTeXwidth = $1*10;
658: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
659: $LaTeXwidth = $1;
660: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
661: $LaTeXwidth = $1*25.4;
662: }
663: $LaTeXwidth.=' mm';
664: return $LaTeXwidth;
665: }
666:
667: sub get_textwidth {
668: my ($helper,$LaTeXwidth)=@_;
669: my $textwidth=$LaTeXwidth;
670: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
671: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
672: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
673: $helper->{'VARS'}->{'pagesize.widthunit'});
674: }
675: return $textwidth;
676: }
677:
678:
679: sub unsupported {
680: my ($currentURL,$mode)=@_;
681: if ($mode ne '') {$mode='\\'.$mode}
682: my $result.= &print_latex_header($mode);
683: if ($currentURL=~/\/ext\//) {
684: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
685: } else {
686: $result.=$currentURL;
687: }
688: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
689: return $result;
690: }
691:
692:
693: sub output_data {
694: my ($r,$helper,$rparmhash) = @_;
695: my %parmhash = %$rparmhash;
696: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
697: $r->print(<<ENDPART);
698: <html>
699: <script type="text/javascript" language="Javascript" >
700: var editbrowser;
701: function openbrowser(formname,elementname,only,omit) {
702: var url = '/res/?';
703: if (editbrowser == null) {
704: url += 'launch=1&';
705: }
706: url += 'catalogmode=interactive&';
707: url += 'mode=parmset&';
708: url += 'form=' + formname + '&';
709: if (only != null) {
710: url += 'only=' + only + '&';
711: }
712: if (omit != null) {
713: url += 'omit=' + omit + '&';
714: }
715: url += 'element=' + elementname + '';
716: var title = 'Browser';
717: var options = 'scrollbars=1,resizable=1,menubar=0';
718: options += ',width=700,height=600';
719: editbrowser = open(url,title,options,'1');
720: editbrowser.focus();
721: }
722: </script>
723: <head>
724: <title>LON-CAPA output for printing</title>
725: </head>
726: $bodytag
727: Please stand by while processing your print request, this may take some time ...
728: ENDPART
729:
730: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
731: my ($result,$selectionmade) = ('','');
732: my $number_of_columns = 1; #used only for pages to determine the width of the cell
733: my @temporary_array=split /\|/,$format_from_helper;
734: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
735: if ($laystyle eq 'L') {
736: $laystyle='album';
737: } else {
738: $laystyle='book';
739: }
740: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
741: my $assignment = $ENV{'form.assignment'};
742: my $LaTeXwidth=&recalcto_mm($textwidth);
743: my @print_array=();
744: my @student_names=();
745:
746: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
747: #-- single document - problem, page, html, xml, ...
748: my $currentURL;
749: if ($helper->{'VARS'}->{'construction'} ne '1') {
750: #prints published resource
751: $currentURL=$helper->{'VARS'}->{'postdata'};
752: } else {
753: #prints resource from the construction space
754: $currentURL='/'.$helper->{'VARS'}->{'filename'};
755: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
756: }
757: $selectionmade = 1;
758: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
759: my $rndseed=time;
760: my $texversion='';
761: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
762: my %moreenv;
763: $moreenv{'request.filename'}=$currentURL;
764: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
765: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
766: my $dom = $ENV{'user.domain'};
767: my $user = $ENV{'user.name'};
768: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
769: }
770: my %form;
771: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
772: $form{'grade_target'}='tex';
773: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
774: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
775: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
776: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
777: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
778: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
779: if ($helper->{'VARS'}->{'curseed'}) {
780: $rndseed=$helper->{'VARS'}->{'curseed'};
781: }
782: $form{'rndseed'}=$rndseed;
783: &Apache::lonnet::appenv(%moreenv);
784: &Apache::lonnet::delenv('form.counter');
785: &Apache::lonxml::init_counter();
786: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
787: &Apache::lonnet::delenv('form.counter');
788: &Apache::lonnet::delenv('request.filename');
789: }
790: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
791: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
792: my %form;
793: $form{'grade_target'}='answer';
794: $form{'answer_output_mode'}='tex';
795: $form{'rndseed'}=$rndseed;
796: my $answer=&Apache::lonnet::ssi($currentURL,%form);
797: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
798: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
799: } else {
800: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
801: if ($helper->{'VARS'}->{'construction'} ne '1') {
802: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
803: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
804: } else {
805: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
806: my $URLpath=$currentURL;
807: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
808: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
809: }
810: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
811: }
812: }
813: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
814: $texversion=&IndexCreation($texversion,$currentURL);
815: }
816: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
817: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
818:
819: }
820: $result .= $texversion;
821: if ($currentURL=~m/\.page\s*$/) {
822: ($result,$number_of_columns) = &page_cleanup($result);
823: }
824: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
825: #printing content of sequence from the construction space
826: my $flag_latex_header_remove = 'NO';
827: my $rndseed=time;
828: if ($helper->{'VARS'}->{'curseed'}) {
829: $rndseed=$helper->{'VARS'}->{'curseed'};
830: }
831: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
832: my $errtext=&Apache::lonratedt::mapread($currentURL);
833: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
834: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
835: my $urlp=$2;
836: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
837: my $texversion='';
838: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
839: my %form;
840: $form{'grade_target'}='tex';
841: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
842: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
843: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
844: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
845: $form{'rndseed'}=$rndseed;
846: $texversion=&Apache::lonnet::ssi($urlp,%form);
847: }
848: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
849: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
850: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
851: my %form;
852: $form{'grade_target'}='answer';
853: $form{'answer_output_mode'}='tex';
854: $form{'rndseed'}=$rndseed;
855: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
856: my $answer=&Apache::lonnet::ssi($urlp,%form);
857: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
858: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
859: } else {
860: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
861: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
862: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
863: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
864: }
865: }
866: if ($flag_latex_header_remove ne 'NO') {
867: $texversion = &latex_header_footer_remove($texversion);
868: } else {
869: $texversion =~ s/\\end{document}//;
870: }
871: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
872: $texversion=&IndexCreation($texversion,$urlp);
873: }
874: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
875: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
876: }
877: $result.=$texversion;
878: $flag_latex_header_remove = 'YES';
879: } elsif ($urlp=~/\.(sequence|page)$/) {
880: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
881: }
882: }
883: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
884: $result .= '\end{document}';
885: } elsif ($currentURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
886: my %form;
887: $form{'grade_target'}='tex';
888: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
889: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
890: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
891: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
892: $result .= $texversion;
893: } else {
894: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
895: }
896: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
897: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
898: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
899: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
900: #-- produce an output string
901: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
902: $selectionmade = 2;
903: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
904: $selectionmade = 3;
905: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
906: $selectionmade = 4;
907: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
908: $selectionmade = 7;
909: }
910: my %form=();
911: $form{'grade_target'}='tex';
912: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
913: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
914: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
915: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
916: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
917: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
918: my $flag_latex_header_remove = 'NO';
919: my $flag_page_in_sequence = 'NO';
920: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
921: my $prevassignment='';
922: &Apache::lonnet::delenv('form.counter');
923: &Apache::lonxml::init_counter();
924: for (my $i=0;$i<=$#master_seq;$i++) {
925: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
926: $urlp=&Apache::lonnet::clutter($urlp);
927: $form{'symb'}=$master_seq[$i];
928: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
929: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
930: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
931: if ($i==0) {$prevassignment=$assignment;}
932: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
933: my $texversion='';
934: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
935: $texversion.=&Apache::lonnet::ssi($urlp,%form);
936: if ($urlp=~/\.page$/) {
937: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
938: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
939: $texversion =~ s/\\end{document}\d*/\\end{document}/;
940: $flag_page_in_sequence = 'YES';
941: }
942: my $lonidsdir=$r->dir_config('lonIDsDir');
943: my $envfile=$ENV{'user.environment'};
944: $envfile=~/\/([^\/]+)\.id$/;
945: $envfile=$1;
946: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
947: my $current_counter=$ENV{'form.counter'};
948: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
949: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
950: my %form;
951: $form{'grade_target'}='answer';
952: $form{'answer_output_mode'}='tex';
953: my $answer=&Apache::lonnet::ssi($urlp,%form);
954: &Apache::lonnet::appenv(('form.counter' => $current_counter));
955: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
956: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
957: } else {
958: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
959: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
960: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
961: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
962: $texversion.='\vskip 1 mm '.$answer;
963: } else {
964: $texversion='';
965: }
966: }
967: }
968: if ($flag_latex_header_remove ne 'NO') {
969: $texversion = &latex_header_footer_remove($texversion);
970: } else {
971: $texversion =~ s/\\end{document}//;
972: }
973: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
974: $texversion=&IndexCreation($texversion,$urlp);
975: }
976: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
977: my $name = &get_name();
978: my $courseidinfo = &get_course();
979: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
980: $prevassignment=$assignment;
981: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
982: }
983: $result .= $texversion;
984: $flag_latex_header_remove = 'YES';
985: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
986: my %form;
987: $form{'grade_target'}='tex';
988: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
989: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
990: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
991: my $texversion=&Apache::lonnet::ssi($urlp,%form);
992: if ($flag_latex_header_remove ne 'NO') {
993: $texversion = &latex_header_footer_remove($texversion);
994: } else {
995: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
996: }
997: $result .= $texversion;
998: $flag_latex_header_remove = 'YES';
999: } else {
1000: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1001: if ($flag_latex_header_remove ne 'NO') {
1002: $texversion = &latex_header_footer_remove($texversion);
1003: } else {
1004: $texversion =~ s/\\end{document}//;
1005: }
1006: $result .= $texversion;
1007: $flag_latex_header_remove = 'YES';
1008: }
1009: }
1010: &Apache::lonnet::delenv('form.counter');
1011: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
1012: $result .= '\end{document}';
1013: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1014: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1015: #-- prints assignments for whole class or for selected students
1016: my $type;
1017: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1018: $selectionmade=5;
1019: $type='problems';
1020: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1021: $selectionmade=8;
1022: $type='resources';
1023: }
1024: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1025: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1026: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1027: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1028: }
1029: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1030: #loop over students
1031: my $flag_latex_header_remove = 'NO';
1032: my %moreenv;
1033: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1034: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1035: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1036: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
1037: my $student_counter=-1;
1038: foreach my $person (@students) {
1039: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";
1040: if (-e $duefile) {
1041: my $temp_file = Apache::File->new('>>'.$duefile);
1042: print $temp_file "1969\n";
1043: }
1044: $student_counter++;
1045: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1046: my ($output,$fullname)=&print_resources($r,$helper,$person,$type,\%moreenv,\@master_seq,$flag_latex_header_remove);
1047: $print_array[$i].=$output;
1048: $student_names[$i].=$person.':'.$fullname.'_END_';
1049: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1050: $flag_latex_header_remove = 'YES';
1051: }
1052: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1053: $result .= $print_array[0].' \end{document}';
1054: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1055: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1056: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1057: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1058: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1059: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1060: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1061: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1062: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1063: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1064: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1065: $number_per_page=$num_todo;
1066: }
1067: my $flag_latex_header_remove = 'NO';
1068: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1069: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1070: my $seed=time+($$<<16)+($$);
1071: my @allcodes;
1072: if ($old_name) {
1073: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1074: @allcodes=split(',',$result{$old_name});
1075: } else {
1076: my %allcodes;
1077: srand($seed);
1078: for (my $i=0;$i<$num_todo;$i++) {
1079: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1080: }
1081: if ($code_name) {
1082: &Apache::lonnet::put('CODEs',
1083: {$code_name =>join(',',keys(%allcodes))},
1084: $cdom,$cnum);
1085: }
1086: @allcodes=keys(%allcodes);
1087: }
1088: my $count=0;
1089: foreach my $code (sort(@allcodes)) {
1090: my $file_num=int($count/$number_per_page);
1091: $moreenv{'CODE'}=&num_to_letters($code);
1092: my ($output,$fullname)=
1093: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1094: \@master_seq,$flag_latex_header_remove);
1095: $print_array[$file_num].=$output;
1096: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1097: &mt('last assignment').' '.$fullname);
1098: $flag_latex_header_remove = 'YES';
1099: $count++;
1100: }
1101: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1102: $result .= $print_array[0].' \end{document}';
1103: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1104: #prints selected problems from the subdirectory
1105: $selectionmade = 6;
1106: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1107: @list_of_files=sort @list_of_files;
1108: my $flag_latex_header_remove = 'NO';
1109: my $rndseed=time;
1110: if ($helper->{'VARS'}->{'curseed'}) {
1111: $rndseed=$helper->{'VARS'}->{'curseed'};
1112: }
1113: for (my $i=0;$i<=$#list_of_files;$i++) {
1114: my $urlp = $list_of_files[$i];
1115: $urlp=~s|//|/|;
1116: if ($urlp=~/\//) {
1117: my %form;
1118: $form{'grade_target'}='tex';
1119: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1120: $form{'rndseed'}=$rndseed;
1121: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1122: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1123: } else {
1124: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1125: }
1126: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1127: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1128: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1129: my %form;
1130: $form{'grade_target'}='answer';
1131: $form{'answer_output_mode'}='tex';
1132: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1133: $form{'rndseed'}=$rndseed;
1134: my $answer=&Apache::lonnet::ssi($urlp,%form);
1135: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1136: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1137: } else {
1138: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1139: if ($helper->{'VARS'}->{'construction'} ne '1') {
1140: $texversion.='\vskip 0 mm \noindent ';
1141: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1142: } else {
1143: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1144: my $URLpath=$urlp;
1145: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1146: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1147: }
1148: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1149: }
1150: }
1151: #this chunck is responsible for printing the path to problem
1152: my $newurlp=$urlp;
1153: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1154: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1155: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1156: if ($flag_latex_header_remove ne 'NO') {
1157: $texversion = &latex_header_footer_remove($texversion);
1158: } else {
1159: $texversion =~ s/\\end{document}//;
1160: }
1161: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1162: $texversion=&IndexCreation($texversion,$urlp);
1163: }
1164: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1165: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1166:
1167: }
1168: $result .= $texversion;
1169: }
1170: $flag_latex_header_remove = 'YES';
1171: }
1172: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1173: $result .= '\end{document}';
1174: }
1175: #-------------------------------------------------------- corrections for the different page formats
1176: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1177: $result = &latex_corrections($number_of_columns,$result);
1178: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i]);}
1179: #changes page's parameters for the one column output
1180: if ($numberofcolumns == 1) {
1181: $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1182: $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1183: $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1184: $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1185: }
1186: #-- writing .tex file in prtspool
1187: my $temp_file;
1188: my $identifier = &Apache::loncommon::get_cgi_id();
1189: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
1190: if (!($#print_array>0)) {
1191: unless ($temp_file = Apache::File->new('>'.$filename)) {
1192: $r->log_error("Couldn't open $filename for output $!");
1193: return SERVER_ERROR;
1194: }
1195: print $temp_file $result;
1196: my $begin=index($result,'\begin{document}',0);
1197: my $inc=substr($result,0,$begin+16);
1198: } else {
1199: my $begin=index($result,'\begin{document}',0);
1200: my $inc=substr($result,0,$begin+16);
1201: for (my $i=0;$i<=$#print_array;$i++) {
1202: if ($i==0) {
1203: $print_array[$i]=$result;
1204: } else {
1205: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1206: substr($print_array[$i],0,$anobegin)='';
1207: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1208: }
1209: my $temp_file;
1210: my $newfilename=$filename;
1211: my $num=$i+1;
1212: $newfilename =~s/\.tex$/_$num\.tex/;
1213: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1214: $r->log_error("Couldn't open $newfilename for output $!");
1215: return SERVER_ERROR;
1216: }
1217: print $temp_file $print_array[$i];
1218: }
1219: }
1220: my $student_names='';
1221: if ($#print_array>0) {
1222: for (my $i=0;$i<=$#print_array;$i++) {
1223: $student_names.=$student_names[$i].'_ENDPERSON_';
1224: }
1225: } else {
1226: if ($#student_names>-1) {
1227: $student_names=$student_names[0].'_ENDPERSON_';
1228: } else {
1229: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
1230: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
1231: $ENV{'request.course.sec'},$fullname).
1232: '_ENDPERSON_'.'_END_';
1233: }
1234: }
1235:
1236: my $URLback=''; #link to original document
1237: if ($helper->{'VARS'}->{'construction'} ne '1') {
1238: #prints published resource
1239: $URLback=$helper->{'VARS'}->{'postdata'};
1240: } else {
1241: #prints resource from the construction space
1242: $URLback='/'.$helper->{'VARS'}->{'filename'};
1243: if ($URLback=~/([^?]+)/) {
1244: $URLback=$1;
1245: $URLback=~s|^/~|/priv/|;
1246: }
1247: }
1248:
1249: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1250: 'cgi.'.$identifier.'.layout' => $laystyle,
1251: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1252: 'cgi.'.$identifier.'.paper' => $papersize,
1253: 'cgi.'.$identifier.'.selection' => $selectionmade,
1254: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1255: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1256: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
1257: 'cgi.'.$identifier.'numberoffiles' => $#print_array,
1258: 'cgi.'.$identifier.'studentnames' => $student_names,
1259: 'cgi.'.$identifier.'backref' => $URLback,);
1260:
1261: $r->print(<<FINALEND);
1262: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1263: </body>
1264: </html>
1265: FINALEND
1266: }
1267:
1268: sub num_to_letters {
1269: my ($num) = @_;
1270: my @nums= split('',$num);
1271: my @num_to_let=('A'..'Z');
1272: my $word;
1273: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1274: return $word;
1275: }
1276:
1277: sub get_CODE {
1278: my ($all_codes,$num,$seed,$size)=@_;
1279: my $max='1'.'0'x$size;
1280: my $newcode;
1281: while(1) {
1282: $newcode=sprintf("%06d",int(rand($max)));
1283: if (!exists($$all_codes{$newcode})) {
1284: $$all_codes{$newcode}=1;
1285: return &num_to_letters($newcode);
1286: }
1287: }
1288: }
1289:
1290: sub print_resources {
1291: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_;
1292: my $current_output = '';
1293: my ($username,$userdomain,$usersection) = split /:/,$person;
1294: my $fullname = &get_name($username,$userdomain);
1295: if ($person =~ 'anon') {
1296: $fullname = "CODE - ".$moreenv->{'CODE'};
1297: }
1298: #goes through all resources, checks if they are available for
1299: #current student, and produces output
1300: &Apache::lonnet::delenv('form.counter');
1301: &Apache::lonxml::init_counter();
1302: foreach my $curresline (@{$master_seq}) {
1303: if ( !($type eq 'problems' &&
1304: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1305: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1306: if (&Apache::lonnet::allowed('bre',$res_url)) {
1307: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1308: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1309: my $lonidsdir=$r->dir_config('lonIDsDir');
1310: my $envfile=$ENV{'user.environment'};
1311: $envfile=~/\/([^\/]+)\.id$/;
1312: $envfile=$1;
1313: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1314: my $current_counter=$ENV{'form.counter'};
1315: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1316: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1317: my %form;
1318: $form{'answer_output_mode'}='tex';
1319: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1320: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
1321: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1322: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1323: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1324: } else {
1325: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1326: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1327: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1328: $rendered.='\vskip 1 mm '.$ansrendered;
1329: }
1330: }
1331: if ($remove_latex_header eq 'YES') {
1332: $rendered = &latex_header_footer_remove($rendered);
1333: } else {
1334: $rendered =~ s/\\end{document}//;
1335: }
1336: $current_output .= $rendered;
1337: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1338: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1339: my $lonidsdir=$r->dir_config('lonIDsDir');
1340: my $envfile=$ENV{'user.environment'};
1341: $envfile=~/\/([^\/]+)\.id$/;
1342: $envfile=$1;
1343: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1344: my $current_counter=$ENV{'form.counter'};
1345: if ($remove_latex_header eq 'YES') {
1346: $rendered = &latex_header_footer_remove($rendered);
1347: } else {
1348: $rendered =~ s/\\end{document}//;
1349: }
1350: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1351: } else {
1352: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1353: if ($remove_latex_header ne 'NO') {
1354: $rendered = &latex_header_footer_remove($rendered);
1355: } else {
1356: $rendered =~ s/\\end{document}//;
1357: }
1358: $current_output .= $rendered;
1359: }
1360: }
1361: $remove_latex_header = 'YES';
1362: }
1363: }
1364: my $courseidinfo = &get_course();
1365: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1366: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1367: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1368: if ($current_output=~/\\documentclass/) {
1369: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /;
1370: } else {
1371: my $blankpages = '';
1372: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1373: $current_output = '\strut\vspace*{-4 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output;
1374: }
1375: return ($current_output,$fullname);
1376:
1377: }
1378:
1379: sub handler {
1380:
1381: my $r = shift;
1382: my $helper;
1383:
1384: # my $loaderror=&Apache::lonnet::overloaderror($r);
1385: # if ($loaderror) { return $loaderror; }
1386: # $loaderror=
1387: # &Apache::lonnet::overloaderror($r,
1388: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1389: # if ($loaderror) { return $loaderror; }
1390:
1391: my $result = printHelper($r);
1392: if (!ref($result)) {
1393: return $result;
1394: }
1395: $helper = $result;
1396:
1397: # my $key;
1398: # foreach $key (keys %{$helper->{'VARS'}}) {
1399: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1400: # }
1401: # foreach $key (keys %ENV) {
1402: # $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
1403: # }
1404: # return OK;
1405:
1406: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1407:
1408: # my $key;
1409: # foreach $key (keys %parmhash) {
1410: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1411: # }
1412: # return OK;
1413:
1414: &output_data($r,$helper,\%parmhash);
1415: return OK;
1416: }
1417:
1418: use Apache::lonhelper;
1419:
1420: sub addMessage {
1421: my $text = shift;
1422: my $paramHash = Apache::lonhelper::getParamHash();
1423: $paramHash->{MESSAGE_TEXT} = $text;
1424: Apache::lonhelper::message->new();
1425: }
1426:
1427: use Data::Dumper;
1428:
1429: sub printHelper {
1430: my $r = shift;
1431:
1432: if ($ENV{'request.course.id'}) {
1433: my $fn=$ENV{'request.course.fn'};
1434: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1435: }
1436:
1437: if ($r->header_only) {
1438: if ($ENV{'browser.mathml'}) {
1439: &Apache::loncommon::content_type($r,'text/xml');
1440: } else {
1441: &Apache::loncommon::content_type($r,'text/html');
1442: }
1443: $r->send_http_header;
1444: return OK;
1445: }
1446:
1447: # Send header, nocache
1448: if ($ENV{'browser.mathml'}) {
1449: &Apache::loncommon::content_type($r,'text/xml');
1450: } else {
1451: &Apache::loncommon::content_type($r,'text/html');
1452: }
1453: &Apache::loncommon::no_cache($r);
1454: $r->send_http_header;
1455: $r->rflush();
1456:
1457: # Unfortunately, this helper is so complicated we have to
1458: # write it by hand
1459:
1460: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1461:
1462: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1463: $helper->declareVar('symb');
1464: $helper->declareVar('postdata');
1465: $helper->declareVar('curseed');
1466: $helper->declareVar('probstatus');
1467: $helper->declareVar('filename');
1468: $helper->declareVar('construction');
1469: $helper->declareVar('assignment');
1470: $helper->declareVar('style_file');
1471:
1472: # This will persistently load in the data we want from the
1473: # very first screen.
1474: # Detect whether we're coming from construction space
1475: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1476: $helper->{VARS}->{'filename'} = "~$1/$2";
1477: $helper->{VARS}->{'construction'} = 1;
1478: } else {
1479: if ($ENV{'form.postdata'}) {
1480: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1481: }
1482: if ($ENV{'form.symb'}) {
1483: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1484: }
1485: if ($ENV{'form.url'}) {
1486: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1487: }
1488: }
1489:
1490: if ($ENV{'form.symb'}) {
1491: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1492: }
1493: if ($ENV{'form.url'}) {
1494: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1495:
1496: }
1497:
1498: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1499: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1500:
1501:
1502: # Extract map
1503: my $symb = $helper->{VARS}->{'symb'};
1504: my ($map, $id, $url);
1505: my $subdir;
1506:
1507: # Get the resource name from construction space
1508: if ($helper->{VARS}->{'construction'}) {
1509: $resourceTitle = substr($helper->{VARS}->{'filename'},
1510: rindex($helper->{VARS}->{'filename'}, '/')+1);
1511: $subdir = substr($helper->{VARS}->{'filename'},
1512: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1513: } else {
1514: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1515: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
1516:
1517: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1518: my $postdata = $helper->{VARS}->{'postdata'};
1519: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1520: }
1521: $subdir = &Apache::lonnet::filelocation("", $url);
1522: }
1523: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
1524: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
1525: }
1526: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
1527: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
1528: }
1529:
1530: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1531: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
1532: $ENV{'request.role'}=~m/^in\./ or
1533: $ENV{'request.role'}=~m/^ta\./);
1534:
1535: Apache::lonhelper::registerHelperTags();
1536:
1537: # "Delete everything after the last slash."
1538: $subdir =~ s|/[^/]+$||;
1539: if (not $helper->{VARS}->{'construction'}) {
1540: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1541: }
1542: # "Remove all duplicate slashes."
1543: $subdir =~ s|/+|/|g;
1544:
1545: # What can be printed is a very dynamic decision based on
1546: # lots of factors. So we need to dynamically build this list.
1547: # To prevent security leaks, states are only added to the wizard
1548: # if they can be reached, which ensures manipulating the form input
1549: # won't allow anyone to reach states they shouldn't have permission
1550: # to reach.
1551:
1552: # printChoices is tracking the kind of printing the user can
1553: # do, and will be used in a choices construction later.
1554: # In the meantime we will be adding states and elements to
1555: # the helper by hand.
1556: my $printChoices = [];
1557: my $paramHash;
1558:
1559: if ($resourceTitle) {
1560: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1561: }
1562:
1563: # Useful filter strings
1564: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1565: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1566: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1567: my $isNotMap = '!$res->is_sequence()';
1568: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1569: my $isMap = '$res->is_map()';
1570: my $symbFilter = '$res->symb()';
1571: my $urlValue = '$res->src()';
1572:
1573: $helper->declareVar('SEQUENCE');
1574:
1575: # Useful for debugging: Dump the help vars
1576: #$r->print(Dumper($helper->{VARS}));
1577: #$r->print($map);
1578:
1579: # If we're in a sequence...
1580: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1581: $helper->{VARS}->{'postdata'} &&
1582: $helper->{VARS}->{'assignment'}) {
1583: # Allow problems from sequence
1584: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1585: # Allow all resources from sequence
1586: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1587:
1588: my $helperFragment = <<HELPERFRAGMENT;
1589: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1590: <message>(mark them then click "next" button) <br /></message>
1591: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1592: closeallpages="1">
1593: <nextstate>PAGESIZE</nextstate>
1594: <filterfunc>return $isProblem;</filterfunc>
1595: <mapurl>$map</mapurl>
1596: <valuefunc>return $symbFilter;</valuefunc>
1597: </resource>
1598: </state>
1599:
1600: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1601: <message>(mark them then click "next" button) <br /></message>
1602: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1603: closeallpages="1">
1604: <nextstate>PAGESIZE</nextstate>
1605: <filterfunc>return $isNotMap;</filterfunc>
1606: <mapurl>$map</mapurl>
1607: <valuefunc>return $symbFilter;</valuefunc>
1608: </resource>
1609: </state>
1610: HELPERFRAGMENT
1611:
1612: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1613: }
1614:
1615: # If the user is priviledged, allow them to print all
1616: # problems in the course, optionally for selected students
1617: if ($userPriviledged &&
1618: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1619: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1620: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1621: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1622: <message>(mark them then click "next" button) <br /></message>
1623: <resource variable="RESOURCES" toponly='0' multichoice="1"
1624: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1625: <nextstate>PAGESIZE</nextstate>
1626: <filterfunc>return $isProblemOrMap;</filterfunc>
1627: <choicefunc>return $isNotMap;</choicefunc>
1628: <valuefunc>return $symbFilter;</valuefunc>
1629: </resource>
1630: </state>
1631: ALL_PROBLEMS
1632:
1633: if ($helper->{VARS}->{'assignment'}) {
1634: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
1635: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
1636: }
1637: my $resource_selector=<<RESOURCE_SELECTOR;
1638: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1639: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1640: closeallpages="1">
1641: <filterfunc>return $isProblem;</filterfunc>
1642: <mapurl>$map</mapurl>
1643: <valuefunc>return $symbFilter;</valuefunc>
1644: </resource>
1645: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1646: <choices variable="EMPTY_PAGES">
1647: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1648: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1649: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1650: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1651: </choices>
1652: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1653: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1654: RESOURCE_SELECTOR
1655:
1656: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1657: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1658: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1659: $resource_selector
1660: </state>
1661: CHOOSE_STUDENTS
1662:
1663: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1664: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1665: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1666: my $namechoice='<choice></choice>';
1667: foreach my $name (@names) {
1668: if ($name =~ /^error: 2 /) { next; }
1669: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1670: }
1671: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1672: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1673: <nextstate>PAGESIZE</nextstate>
1674: <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1675: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1676: <message><br /><b>Names to store the CODEs under for later:</b></message>
1677: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1678: <message><hr width='33%' /></message>
1679: <message><b>Reprint a set of saved CODEs:</b></message>
1680: <dropdown variable="REUSE_OLD_CODES">
1681: $namechoice
1682: </dropdown>
1683: <message><hr width='33%' /></message>
1684: $resource_selector
1685: </state>
1686: CHOOSE_ANON1
1687:
1688:
1689: if ($helper->{VARS}->{'assignment'}) {
1690: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
1691: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
1692: }
1693:
1694:
1695: $resource_selector=<<RESOURCE_SELECTOR;
1696: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1697: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1698: closeallpages="1">
1699: <filterfunc>return $isNotMap;</filterfunc>
1700: <mapurl>$map</mapurl>
1701: <valuefunc>return $symbFilter;</valuefunc>
1702: </resource>
1703: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1704: <choices variable="EMPTY_PAGES">
1705: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1706: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1707: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1708: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1709: </choices>
1710: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1711: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1712: RESOURCE_SELECTOR
1713:
1714: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1715: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1716: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1717: $resource_selector
1718: </state>
1719: CHOOSE_STUDENTS1
1720:
1721: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1722: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1723: <nextstate>PAGESIZE</nextstate>
1724: <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1725: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1726: <message><br /><b>Names to store the CODEs under for later:</b></message>
1727: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1728: <message><hr width='33%' /></message>
1729: <message><b>Reprint a set of saved CODEs:</b></message>
1730: <dropdown variable="REUSE_OLD_CODES">
1731: $namechoice
1732: </dropdown>
1733: <message><hr width='33%' /></message>
1734: $resource_selector
1735: </state>
1736: CHOOSE_ANON2
1737: }
1738:
1739: # FIXME: That RE should come from a library somewhere.
1740: if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $ENV{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1741: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1742:
1743: my $f = '$filename';
1744: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1745: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1746: <message>(mark them then click "next" button) <br /></message>
1747: <files variable="FILES" multichoice='1'>
1748: <nextstate>PAGESIZE</nextstate>
1749: <filechoice>return '$subdir';</filechoice>
1750: CHOOSE_FROM_SUBDIR
1751:
1752: # this is broken up because I really want interpolation above,
1753: # and I really DON'T want it below
1754: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1755: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
1756: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1757: </filefilter>
1758: </files>
1759: </state>
1760: CHOOSE_FROM_SUBDIR
1761: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1762: }
1763:
1764: # Allow the user to select any sequence in the course, feed it to
1765: # another resource selector for that sequence
1766: if (!$helper->{VARS}->{'construction'}) {
1767: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1768: 'select_sequences', 'CHOOSE_SEQUENCE'];
1769: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
1770: #Escape apostrophes and backslashes for Perl
1771: $escapedSequenceName =~ s/\\/\\\\/g;
1772: $escapedSequenceName =~ s/'/\\'/g;
1773: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1774: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
1775: <message>Select the sequence to print resources from:</message>
1776: <resource variable="SEQUENCE">
1777: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
1778: <filterfunc>return \$res->is_sequence;</filterfunc>
1779: <valuefunc>return $urlValue;</valuefunc>
1780: </resource>
1781: </state>
1782: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
1783: <message>(mark desired resources then click "next" button) <br /></message>
1784: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1785: closeallpages="1">
1786: <nextstate>PAGESIZE</nextstate>
1787: <filterfunc>return $isProblem</filterfunc>
1788: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1789: <valuefunc>return $symbFilter;</valuefunc>
1790: </resource>
1791: </state>
1792: CHOOSE_FROM_ANY_SEQUENCE
1793: }
1794:
1795: # Generate the first state, to select which resources get printed.
1796: Apache::lonhelper::state->new("START", "Select Printing Options:");
1797: $paramHash = Apache::lonhelper::getParamHash();
1798: $paramHash->{MESSAGE_TEXT} = "";
1799: Apache::lonhelper::message->new();
1800: $paramHash = Apache::lonhelper::getParamHash();
1801: $paramHash->{'variable'} = 'PRINT_TYPE';
1802: $helper->declareVar('PRINT_TYPE');
1803: $paramHash->{CHOICES} = $printChoices;
1804: Apache::lonhelper::choices->new();
1805:
1806: my $startedTable = 0; # have we started an HTML table yet? (need
1807: # to close it later)
1808:
1809: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
1810: ($helper->{VARS}->{'construction'} eq '1')) {
1811: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1812: $paramHash = Apache::lonhelper::getParamHash();
1813: $paramHash->{'variable'} = 'ANSWER_TYPE';
1814: $helper->declareVar('ANSWER_TYPE');
1815: $paramHash->{CHOICES} = [
1816: ['Without Answers', 'yes'],
1817: ['With Answers', 'no'],
1818: ['Only Answers', 'only'],
1819: ['As Exam Problem', 'exam']
1820: ];
1821: Apache::lonhelper::dropdown->new();
1822: addMessage("</td></tr>");
1823: $startedTable = 1;
1824: }
1825:
1826: if ($ENV{'request.role.adv'}) {
1827: if (!$startedTable) {
1828: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
1829: $startedTable = 1;
1830: } else {
1831: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
1832: }
1833: $paramHash = Apache::lonhelper::getParamHash();
1834: $paramHash->{'variable'} = 'LATEX_TYPE';
1835: $helper->declareVar('LATEX_TYPE');
1836: if ($helper->{VARS}->{'construction'} eq '1') {
1837: $paramHash->{CHOICES} = [
1838: ['standard LaTeX mode', 'standard'],
1839: ['LaTeX batchmode', 'batchmode'], ];
1840: } else {
1841: $paramHash->{CHOICES} = [
1842: ['LaTeX batchmode', 'batchmode'],
1843: ['standard LaTeX mode', 'standard'] ];
1844: }
1845: Apache::lonhelper::dropdown->new();
1846:
1847: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1848: $paramHash = Apache::lonhelper::getParamHash();
1849: $paramHash->{'variable'} = 'TABLE_CONTENTS';
1850: $helper->declareVar('TABLE_CONTENTS');
1851: $paramHash->{CHOICES} = [
1852: ['No', 'no'],
1853: ['Yes', 'yes'] ];
1854: Apache::lonhelper::dropdown->new();
1855: addMessage("</td></tr>");
1856:
1857: if (not $helper->{VARS}->{'construction'}) {
1858: addMessage("<tr><td align='right'>Print Index: </td><td>");
1859: $paramHash = Apache::lonhelper::getParamHash();
1860: $paramHash->{'variable'} = 'TABLE_INDEX';
1861: $helper->declareVar('TABLE_INDEX');
1862: $paramHash->{CHOICES} = [
1863: ['No', 'no'],
1864: ['Yes', 'yes'] ];
1865: Apache::lonhelper::dropdown->new();
1866: addMessage("</td></tr>");
1867: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
1868: $paramHash = Apache::lonhelper::getParamHash();
1869: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
1870: $helper->declareVar('PRINT_DISCUSSIONS');
1871: $paramHash->{CHOICES} = [
1872: ['No', 'no'],
1873: ['Yes', 'yes'] ];
1874: Apache::lonhelper::dropdown->new();
1875: addMessage("</td></tr>");
1876: }
1877:
1878: if ($helper->{'VARS'}->{'construction'}) {
1879: my $stylevalue=$ENV{'construct.style'};
1880: my $xmlfrag .= <<"RNDSEED";
1881: <message><tr><td align='right'>Use random seed: </td><td></message>
1882: <string variable="curseed" size="15" maxlength="15">
1883: <defaultvalue>
1884: return $helper->{VARS}->{'curseed'};
1885: </defaultvalue>
1886: </string>
1887: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1888: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
1889: <message></td></tr></message>
1890: RNDSEED
1891: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1892: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
1893: }
1894: }
1895:
1896:
1897:
1898:
1899: if ($startedTable) {
1900: addMessage("</table>");
1901: }
1902:
1903: Apache::lonprintout::page_format_state->new("FORMAT");
1904:
1905: # Generate the PAGESIZE state which will offer the user the margin
1906: # choices if they select one column
1907: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
1908: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
1909:
1910:
1911: $helper->process();
1912:
1913: # MANUAL BAILOUT CONDITION:
1914: # If we're in the "final" state, bailout and return to handler
1915: if ($helper->{STATE} eq 'FINAL') {
1916: return $helper;
1917: }
1918:
1919: $r->print($helper->display());
1920:
1921: Apache::lonhelper::unregisterHelperTags();
1922:
1923: untie %hash;
1924:
1925: return OK;
1926: }
1927:
1928:
1929: 1;
1930:
1931: package Apache::lonprintout::page_format_state;
1932:
1933: =pod
1934:
1935: =head1 Helper element: page_format_state
1936:
1937: See lonhelper.pm documentation for discussion of the helper framework.
1938:
1939: Apache::lonprintout::page_format_state is an element that gives the
1940: user an opportunity to select the page layout they wish to print
1941: with: Number of columns, portrait/landscape, and paper size. If you
1942: want to change the paper size choices, change the @paperSize array
1943: contents in this package.
1944:
1945: page_format_state is always directly invoked in lonprintout.pm, so there
1946: is no tag interface. You actually pass parameters to the constructor.
1947:
1948: =over 4
1949:
1950: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1951:
1952: =back
1953:
1954: =cut
1955:
1956: use Apache::lonhelper;
1957:
1958: no strict;
1959: @ISA = ("Apache::lonhelper::element");
1960: use strict;
1961: use Apache::lonlocal;
1962:
1963: my $maxColumns = 2;
1964: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1965: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1966: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
1967: "A5 [148x210 mm]", "A6 [105x148 mm]" );
1968:
1969: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
1970: # Paper type
1971:
1972: sub new {
1973: my $self = Apache::lonhelper::element->new();
1974:
1975: shift;
1976:
1977: $self->{'variable'} = shift;
1978: my $helper = Apache::lonhelper::getHelper();
1979: $helper->declareVar($self->{'variable'});
1980: bless($self);
1981: return $self;
1982: }
1983:
1984: sub render {
1985: my $self = shift;
1986: my $helper = Apache::lonhelper::getHelper();
1987: my $result = '';
1988: my $var = $self->{'variable'};
1989: my $PageLayout=&mt('Page layout');
1990: my $NumberOfColumns=&mt('Number of columns');
1991: my $PaperType=&mt('Paper type');
1992: $result .= <<STATEHTML;
1993:
1994: <hr width="33%" />
1995: <table cellpadding="3">
1996: <tr>
1997: <td align="center"><b>$PageLayout</b></td>
1998: <td align="center"><b>$NumberOfColumns</b></td>
1999: <td align="center"><b>$PaperType</b></td>
2000: </tr>
2001: <tr>
2002: <td>
2003: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2004: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
2005: </td>
2006: <td align="center">
2007: <select name="${var}.cols">
2008: STATEHTML
2009:
2010: my $i;
2011: for ($i = 1; $i <= $maxColumns; $i++) {
2012: if ($i == 2) {
2013: $result .= "<option value='$i' selected>$i</option>\n";
2014: } else {
2015: $result .= "<option value='$i'>$i</option>\n";
2016: }
2017: }
2018:
2019: $result .= "</select></td><td>\n";
2020: $result .= "<select name='${var}.paper'>\n";
2021:
2022: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
2023: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2024: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
2025: $i = 0;
2026: foreach (@paperSize) {
2027: if ($paperSize[$i]=~/$DefaultPaperSize/) {
2028: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
2029: } else {
2030: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
2031: }
2032: $i++;
2033: }
2034:
2035: $result .= "</select></td></tr></table>";
2036: return $result;
2037: }
2038:
2039: sub postprocess {
2040: my $self = shift;
2041:
2042: my $var = $self->{'variable'};
2043: my $helper = Apache::lonhelper->getHelper();
2044: $helper->{VARS}->{$var} =
2045: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
2046: $ENV{"form.$var.paper"};
2047: return 1;
2048: }
2049:
2050: 1;
2051:
2052: package Apache::lonprintout::page_size_state;
2053:
2054: =pod
2055:
2056: =head1 Helper element: page_size_state
2057:
2058: See lonhelper.pm documentation for discussion of the helper framework.
2059:
2060: Apache::lonprintout::page_size_state is an element that gives the
2061: user the opportunity to further refine the page settings if they
2062: select a single-column page.
2063:
2064: page_size_state is always directly invoked in lonprintout.pm, so there
2065: is no tag interface. You actually pass parameters to the constructor.
2066:
2067: =over 4
2068:
2069: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2070:
2071: =back
2072:
2073: =cut
2074:
2075: use Apache::lonhelper;
2076:
2077: no strict;
2078: @ISA = ("Apache::lonhelper::element");
2079: use strict;
2080:
2081:
2082:
2083: sub new {
2084: my $self = Apache::lonhelper::element->new();
2085:
2086: shift; # disturbs me (probably prevents subclassing) but works (drops
2087: # package descriptor)... - Jeremy
2088:
2089: $self->{'variable'} = shift;
2090: my $helper = Apache::lonhelper::getHelper();
2091: $helper->declareVar($self->{'variable'});
2092:
2093: # The variable name of the format element, so we can look into
2094: # $helper->{VARS} to figure out whether the columns are one or two
2095: $self->{'formatvar'} = shift;
2096:
2097: # The state to transition to after selection, or after discovering
2098: # the cols are not set to 1
2099: $self->{NEXTSTATE} = shift;
2100: bless($self);
2101: return $self;
2102: }
2103:
2104: sub render {
2105: my $self = shift;
2106: my $helper = Apache::lonhelper::getHelper();
2107: my $result = '';
2108: my $var = $self->{'variable'};
2109:
2110: if (defined $self->{ERROR_MSG}) {
2111: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2112: }
2113:
2114: $result .= <<ELEMENTHTML;
2115:
2116: <p>How should the column be formatted?</p>
2117:
2118: <table cellpadding='3'>
2119: <tr>
2120: <td align='right'><b>Width</b>:</td>
2121: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2122: <td align='left'>
2123: <select name='$var.widthunit'>
2124: <option>cm</option><option>in</option>
2125: </select>
2126: </td>
2127: </tr>
2128: <tr>
2129: <td align='right'><b>Height</b>:</td>
2130: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2131: <td align='left'>
2132: <select name='$var.heightunit'>
2133: <option>cm</option><option>in</option>
2134: </select>
2135: </td>
2136: </tr>
2137: <tr>
2138: <td align='right'><b>Left margin</b>:</td>
2139: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2140: <td align='left'>
2141: <select name='$var.lmarginunit'>
2142: <option>cm</option><option>in</option>
2143: </select>
2144: </td>
2145: </tr>
2146: </table>
2147:
2148: <p>Hint: Some instructors like to leave scratch space for the student by
2149: making the width much smaller than the width of the page.</p>
2150:
2151: ELEMENTHTML
2152:
2153: return $result;
2154: }
2155:
2156: # If the user didn't select 1 column, skip this state.
2157: sub preprocess {
2158: my $self = shift;
2159: my $helper = Apache::lonhelper::getHelper();
2160:
2161: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2162: if (substr($format, 2, 1) ne '1') {
2163: $helper->changeState($self->{NEXTSTATE});
2164: }
2165:
2166: return 1;
2167: }
2168:
2169: sub postprocess {
2170: my $self = shift;
2171:
2172: my $var = $self->{'variable'};
2173: my $helper = Apache::lonhelper->getHelper();
2174: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
2175: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
2176: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
2177: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
2178: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
2179: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
2180:
2181: my $error = '';
2182:
2183: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2184: # by an optional period, followed by digits, ending the string
2185:
2186: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2187: $error .= "Invalid width; please type only a number.<br />\n";
2188: }
2189: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2190: $error .= "Invalid height; please type only a number.<br />\n";
2191: }
2192: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2193: $error .= "Invalid left margin; please type only a number.<br />\n";
2194: }
2195:
2196: if (!$error) {
2197: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2198: return 1;
2199: } else {
2200: $self->{ERROR_MSG} = $error;
2201: return 0;
2202: }
2203: }
2204:
2205:
2206:
2207: __END__
2208:
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